(1) My heartbeat quickens with each rung I climb up the ladder. (2) I feel lightheaded as I glance toward the ground, but I know it is just my nerves. (3) As the guide lifts onto the wooden platform, I know that my turn is next. (4) When I hook the cables into the straps of my harness, the guide tests their security. (5) I cannot believe I am about to soar above the canopy of trees. Narrative Revision: Which sentence should BEST follow sentence 1 to add some detail to support the idea presented in sentence 1?

A. I’m thinking that ziplining will be difficult.

B. The zipline hovers above me as the treetops sway softly around us.

C. I follow the guide as fast as I can, but it is not fast enough for this guide.

D. While I find adventure fun, this doesn’t seem fun at all.